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Finding the Fourth Proportional to 15,470.22, 23,201.01 and 4,940.22

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Solution

The fourth proportional to 15,470.22, 23,201.01 and 4,940.22 is: 7,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.22 : 23,201.01 = 4,940.22 : x
  2. Step 2: Convert to fraction form
    15,470.22/23,201.01 = 4,940.22/x
  3. Step 3: Cross multiply
    15,470.22x = 23,201.01 × 4,940.22
  4. Step 4: Simplify right side
    15,470.22x = 114,618,093.62
  5. Step 5: Solve for x
    x = 114,618,093.62/15,470.22
  6. Step 6: Final answer
    x = 7,408.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.